Stability AI API vs WaveSpeedAI Pricing | Costbench
Compare / Stability AI API vs WaveSpeedAI
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Team size
25 seats

Stability AI API vs WaveSpeedAI

AI Media APIs pricing comparison · 2026

Stability AI API pricing ranges from $0.025–$0.08/per image, while WaveSpeedAI ranges from $0.005–$0.15/per image / per second. WaveSpeedAI is typically 24% more affordable, though your actual cost depends on tier and team size.

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See pricing on each vendor's site
Above-the-fold path — each link opens the vendor's pricing page in a new tab.
Visit WaveSpeedAI pricing Affiliate partner — does not affect ranking.
Compare
2 products · AI Media APIs
Side-by-side · live
Stability AI API
Stability AI API pricing operates on a credit-based model under the Developer (credit-base
verified 20d ago
View pricing →
W
WaveSpeedAI
WaveSpeedAI uses pay-as-you-go, usage-based pricing with no monthly subscription.
verified 9w ago
View pricing →
Estimated license cost
at 25 seats
List price × seats. Click a tier below to lock it.
Usage-based
$0.08 per per image
see vendor pricing for volume tiers
Usage-based
$0.005 per per image
see vendor pricing for volume tiers
What buyers actually pay
median, annual
Vendr deal-flow data. The real benchmark, not list price.
Median annual
$820/yr
Vendr · n=41
No Vendr data
Not in Vendr's deal flow
REF · 01

Sources & confidence

Every dollar amount and contract clause below traces back to a sourced fact. We don't manufacture composite scores.

Where this data comes from
Vendr · TrustRadius · Reddit · BBB · official docs
Sources 6 sourced facts
2 hidden-cost · 1 contract · Vendr median · 2 review platforms
Last verified 2w ago
Confidence Limited confidence
Sources 10 sourced facts
7 hidden-cost · 2 contract · 1 review platform
Last verified 2mo ago
Confidence Medium confidence
REF · 02

Plans at a glance

Every tier per product. Lock one to drive the cost row above and reveal a tier-specific outbound CTA.

Tier ladder
Click a tier to lock the cost row to it. Locking surfaces a tier-specific Visit CTA.
REF · 03

Hidden costs

Each cost is severity-ranked, with the dollar range quoted from its source (Vendr, Reddit, TrustRadius, BBB, official docs) — never our estimate.

Beyond the sticker
Severity-ranked, sourced
2 documented
  • Developer Resources
    1 source
  • Rate Limit Management
    1 source
5 documented
  • Charges for Failed or Policy-Rejected Generations
    5-50% of credit spend
    1 source
  • Auto-Topup Billing Errors
    $40-$110 unexpected charges per incident
    1 source
  • Sudden Content Filter Changes Without Notice
    10-30% of license costs
    1 source
  • ComfyUI Integration Limitations
    5-15% of license costs
    1 source
  • No Customer Support Response
    5-15% of license costs
    1 source
REF · 04

Contract terms

The fine print, surfaced. Green = buyer-friendly. Each clause backed by a quoted source.

Stability
WaveSpeedAI
Auto-renewal
Yes
Yes
Cancellation
at any time; for Brand Studio, cancellation takes effect at the end of the billing cycle
Commitment
None for standard API usage; enterprise users may have annual volume commitments for discounted rates
Price escalation
Stability AI reserves the right to change fees with advance notice, with users agreeing to pay increased fees unless they cancel their subscription before the renewal term
No published schedule; content restrictions and feature availability subject to change without prior notice
Can downgrade
REF · 05

What users say

Aggregated, with sample sizes. We use whichever review platform has data.

User reviews
TrustRadius · Trustpilot · G2
Trustpilot
3.8out of 5 (14)
G2
4.3out of 5 (30)
Best for
Developers using Stable Diffusion models
Watch out
resource-intensive
Trustpilot
1out of 5 (3)
Best for
Developers running multi-model image/video/LLM inference at per-call pricing
Watch out
Credits charged for failed or content-filter-rejected generations with no refund
Decide
Get a quote from each vendor
Each link opens the vendor's pricing page in a new tab.
Visit WaveSpeedAI pricing Affiliate partner — does not affect ranking.
License cost is computed from publicly listed plans (real math, list price × seats). Median annual cost is from Vendr's deal flow when available — see source badges. Hidden costs and contract terms each cite their own sources. We do not invent composite scores.
AI Media APIs

Stability AI API

$0.025–$0.08
/per image
1 plan
Full pricing breakdown →
VS
AI Media APIs

WaveSpeedAI

$0.005–$0.15
/per image / per second
2 plans
Full pricing breakdown →

Plan-by-Plan Pricing

Plan Stability AI API WaveSpeedAI
Developer (credit-based) Custom Custom
Enterprise Custom

What Users Say

Stability AI API

G2
4.3out of 5 (30)
Trustpilot
3.8out of 5 (14)
Top complaints
  • resource-intensive
  • requiring patience during image generation
  • buggy interfaces

WaveSpeedAI

Trustpilot
1out of 5 (3)
Top complaints
  • Credits charged for failed or content-filter-rejected generations with no refund
  • Auto-topup overcharges beyond configured limits with no confirmation step
  • Content restrictions changed without notice after users preloaded wallet credits

Hidden Costs

Beyond the sticker price — what catches buyers off guard.

Stability AI API 2 hidden costs

medium
Developer Resources
medium
Rate Limit Management
See all Stability AI API hidden costs →

WaveSpeedAI 7 hidden costs

high
Charges for Failed or Policy-Rejected Generations 5-50% of credit spend
critical
Auto-Topup Billing Errors $40-$110 unexpected charges per incident
medium
Sudden Content Filter Changes Without Notice 10-30% of license costs
medium
ComfyUI Integration Limitations 5-15% of license costs
high
No Customer Support Response 5-15% of license costs
See all WaveSpeedAI hidden costs →

Contract Terms

Term Stability AI API WaveSpeedAI
Auto-renewal Yes Yes
Cancellation at any time; for Brand Studio, cancellation takes effect at the end of the billing cycle
Minimum commitment None for standard API usage; enterprise users may have annual volume commitments for discounted rates
Price escalation Stability AI reserves the right to change fees with advance notice, with users agreeing to pay increased fees unless they cancel their subscription before the renewal term No published schedule; content restrictions and feature availability subject to change without prior notice

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